EP3147515A4 - Rotary machine - Google Patents

Rotary machine Download PDF

Info

Publication number
EP3147515A4
EP3147515A4 EP15841134.8A EP15841134A EP3147515A4 EP 3147515 A4 EP3147515 A4 EP 3147515A4 EP 15841134 A EP15841134 A EP 15841134A EP 3147515 A4 EP3147515 A4 EP 3147515A4
Authority
EP
European Patent Office
Prior art keywords
rotary machine
rotary
machine
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP15841134.8A
Other languages
German (de)
English (en)
French (fr)
Other versions
EP3147515A1 (en
Inventor
Naoyuki Nagai
Takashi Sato
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Heavy Industries Ltd
Mitsubishi Heavy Industries Compressor Corp
Original Assignee
Mitsubishi Heavy Industries Ltd
Mitsubishi Heavy Industries Compressor Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Heavy Industries Ltd, Mitsubishi Heavy Industries Compressor Corp filed Critical Mitsubishi Heavy Industries Ltd
Publication of EP3147515A1 publication Critical patent/EP3147515A1/en
Publication of EP3147515A4 publication Critical patent/EP3147515A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
    • F04D29/661—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps
    • F04D29/668—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for elastic fluid pumps damping or preventing mechanical vibrations
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D17/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
    • F04D17/08—Centrifugal pumps
    • F04D17/10—Centrifugal pumps for compressing or evacuating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/051—Axial thrust balancing
    • F04D29/0513—Axial thrust balancing hydrostatic; hydrodynamic thrust bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/05—Shafts or bearings, or assemblies thereof, specially adapted for elastic fluid pumps
    • F04D29/053—Shafts
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/08—Sealings
    • F04D29/16—Sealings between pressure and suction sides
    • F04D29/161—Sealings between pressure and suction sides especially adapted for elastic fluid pumps
    • F04D29/162—Sealings between pressure and suction sides especially adapted for elastic fluid pumps of a centrifugal flow wheel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/26—Rotors specially for elastic fluids
    • F04D29/28—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps
    • F04D29/284—Rotors specially for elastic fluids for centrifugal or helico-centrifugal pumps for radial-flow or helico-centrifugal pumps for compressors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/4206—Casings; Connections of working fluid for radial or helico-centrifugal pumps especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F04D29/441—Fluid-guiding means, e.g. diffusers especially adapted for elastic fluid pumps
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16J—PISTONS; CYLINDERS; SEALINGS
    • F16J15/00—Sealings
    • F16J15/44—Free-space packings
    • F16J15/444—Free-space packings with facing materials having honeycomb-like structure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/20—Three-dimensional
    • F05D2250/28—Three-dimensional patterned
    • F05D2250/283—Three-dimensional patterned honeycomb

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
EP15841134.8A 2014-09-19 2015-09-08 Rotary machine Withdrawn EP3147515A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2014191015A JP2016061252A (ja) 2014-09-19 2014-09-19 回転機械
PCT/JP2015/075430 WO2016043090A1 (ja) 2014-09-19 2015-09-08 回転機械

Publications (2)

Publication Number Publication Date
EP3147515A1 EP3147515A1 (en) 2017-03-29
EP3147515A4 true EP3147515A4 (en) 2017-07-26

Family

ID=55533129

Family Applications (1)

Application Number Title Priority Date Filing Date
EP15841134.8A Withdrawn EP3147515A4 (en) 2014-09-19 2015-09-08 Rotary machine

Country Status (5)

Country Link
US (1) US20170130737A1 (ja)
EP (1) EP3147515A4 (ja)
JP (1) JP2016061252A (ja)
CN (1) CN106471257A (ja)
WO (1) WO2016043090A1 (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10513928B2 (en) * 2017-08-31 2019-12-24 Flowserve Management Company Axial thrust balancing device
CN112628161A (zh) * 2020-11-18 2021-04-09 靳普 一种风冷压气机
CN112503004A (zh) * 2020-11-18 2021-03-16 靳普 一种背靠背式压气机
CN112983847B (zh) * 2021-03-04 2022-07-29 清华大学 具有非均匀叶尖间隙的离心压气机及叶尖间隙获取方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE804394C (de) * 1949-02-11 1951-04-23 Siemens Schuckertwerke A G Labyrinthspaltdichtung
JP2006057487A (ja) * 2004-08-18 2006-03-02 Mitsubishi Heavy Ind Ltd 遠心圧縮機
US20120163742A1 (en) * 2009-06-22 2012-06-28 Statoil Asa Axial gas thrust bearing for rotors in rotating machinery
WO2014087708A1 (ja) * 2012-12-04 2014-06-12 三菱重工業株式会社 シール装置及び回転機械
US20140219787A1 (en) * 2006-05-05 2014-08-07 The Texas A&M University System Annular seals for non-contact sealing of fluids in turbomachinery

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0322559Y2 (ja) * 1985-06-20 1991-05-16
US6550574B2 (en) * 2000-12-21 2003-04-22 Dresser-Rand Company Acoustic liner and a fluid pressurizing device and method utilizing same
JP2003083292A (ja) * 2001-09-06 2003-03-19 Ishikawajima Harima Heavy Ind Co Ltd 高速遠心ポンプ用羽根車
JP4655123B2 (ja) * 2008-08-07 2011-03-23 株式会社日立プラントテクノロジー 遠心圧縮機
US8596413B2 (en) * 2011-07-25 2013-12-03 Dresser-Rand Company Acoustic array of polymer material
ITFI20120124A1 (it) * 2012-06-19 2013-12-20 Nuovo Pignone Srl "centrifugal compressor impeller cooling"
JP2014084803A (ja) * 2012-10-24 2014-05-12 Mitsubishi Heavy Ind Ltd 遠心式流体機械

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE804394C (de) * 1949-02-11 1951-04-23 Siemens Schuckertwerke A G Labyrinthspaltdichtung
JP2006057487A (ja) * 2004-08-18 2006-03-02 Mitsubishi Heavy Ind Ltd 遠心圧縮機
US20140219787A1 (en) * 2006-05-05 2014-08-07 The Texas A&M University System Annular seals for non-contact sealing of fluids in turbomachinery
US20120163742A1 (en) * 2009-06-22 2012-06-28 Statoil Asa Axial gas thrust bearing for rotors in rotating machinery
WO2014087708A1 (ja) * 2012-12-04 2014-06-12 三菱重工業株式会社 シール装置及び回転機械

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2016043090A1 *

Also Published As

Publication number Publication date
JP2016061252A (ja) 2016-04-25
WO2016043090A1 (ja) 2016-03-24
US20170130737A1 (en) 2017-05-11
EP3147515A1 (en) 2017-03-29
CN106471257A (zh) 2017-03-01

Similar Documents

Publication Publication Date Title
EP3096441A4 (en) Rotary electric machine
EP3015606B8 (en) Working machine
EP3135827A4 (en) Construction machine
EP3240163A4 (en) Rotating electric machine
EP3291420A4 (en) Rotary machine
EP3213874A4 (en) Jackhammering operation machine
EP3133722A4 (en) Axial-air-gap dynamo-electric machine
EP3225748A4 (en) Construction machine
EP3101181A4 (en) Construction machine
EP3112538A4 (en) Construction machine
EP3168470A4 (en) Hydraulic rotary machine
EP3136557A4 (en) Rotating electric machine
EP3153713A4 (en) Operation machine
EP3228513A4 (en) Construction machine
HK1245373A1 (zh) 旋轉正位移機
EP3239411A4 (en) Operation machine
EP3023550B8 (en) Working machine
EP3174180A4 (en) Rotating electric machine
EP3467402A4 (en) ROTARY MACHINE
EP3121958A4 (en) Working machine
EP3208918A4 (en) Double stator-type rotary machine
EP3128187A4 (en) Construction machine
EP3447501A4 (en) ROTARY MACHINE
EP3195996A4 (en) Tire-mounting machine
EP3112586A4 (en) Fluid rotary machine

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20161220

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

A4 Supplementary search report drawn up and despatched

Effective date: 20170623

RIC1 Information provided on ipc code assigned before grant

Ipc: F04D 29/66 20060101ALI20170619BHEP

Ipc: F04D 29/16 20060101ALI20170619BHEP

Ipc: F04D 29/057 20060101ALI20170619BHEP

Ipc: F04D 29/42 20060101AFI20170619BHEP

Ipc: F04D 17/10 20060101ALI20170619BHEP

Ipc: F04D 29/051 20060101ALI20170619BHEP

Ipc: F16J 15/44 20060101ALI20170619BHEP

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN

18W Application withdrawn

Effective date: 20180412